---
title: "Get prompt routing, required inputs and model grammar without generation"
method: POST
path: "/generation-plan-brief"
tags: ["Platform"]
---

# Get prompt routing, required inputs and model grammar without generation

`POST /generation-plan-brief`

## Request

- Base URL: `https://blitzreels.com/api/v1`
- URL: `https://blitzreels.com/api/v1/generation-plan-brief`
- Auth: API key in header `Authorization`

Get prompt routing, required inputs and model grammar without generation.

## Request body

- object
  - `prompt` string, nullable
  - `model` string, nullable
  - `duration_seconds` number
  - `aspect_ratio` '9:16' | '16:9' | '1:1'

## Response `200`

Successful response

- object

## Other responses

- `400`: Invalid input data
- `401`: Authorization not provided
- `403`: Insufficient access
- `500`: Internal server error

---

[API](https://skmtc.dev/blitzreels/apis/blitzreels-api.md) · [All operations](https://skmtc.dev/blitzreels/apis/blitzreels-api/llms.txt) · [OpenAPI document](https://skmtc.dev/blitzreels/apis/blitzreels-api/revisions/35608b12471d?raw)